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Name:
Using Inverse Trigonometric Functions 2
A
B
C
D
1
In the accompanying diagram of a unit circle, the ordered pair
represents the point where the terminal side of
intersects the unit circle.
What is
?
a)
210
c)
233
b)
225
d)
240
A
B
C
D
2
In the accompanying diagram, point
is on unit circle
O.
What is the measure of angle
to the
nearest degree
?
a)
143
c)
225
b)
217
d)
233
A
B
C
D
3
In the diagram below of a unit circle, the ordered pair
represents the point where the terminal side of
intersects the unit circle.
What is
?
a)
45
c)
225
b)
135
d)
240
A
B
C
D
4
If
is an angle in standard position and its terminal side passes through the point
on a unit circle, a possible value of
is
a)
30°
c)
120°
b)
60°
d)
150°
A
B
C
D
5
If
is an angle in standard position and its terminal side passes through point
on the unit circle, then a possible value of
is
a)
60º
c)
150º
b)
120º
d)
330º
